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fieldset.elements returns an HTMLCollection, not an HTMLFormControlsCollection

Category

DOM

Type

New or changed feature

Status

Enabled by default (Chrome 57)

Intent stage

None

• Breaking change: No
• Enterprise impact: None
• Spec maturity: Published standard

Summary

The specification was changed so that fieldset.elements returns an HTMLCollection instead of an HTMLFormControlsCollection. https://github.com/whatwg/html/commit/934887d313305448b7ba6dd3af6f7434e1b600c8

Standards & signals

• Specification: https://html.spec.whatwg.org/multipage/forms.html#dom-fieldset-elements
• Firefox: Shipped/Shipping
• Safari: No signal
• Web developers: No signals
• Tracking bug: http://crbug.com/665291

Ecosystem

• Web Platform Tests: https://wpt.fyi/results/?q=fieldset-elements-returns-an-htmlcollection-not-an-htmlformcontrolscollection
• Chrome Platform Showcase: https://chrome-platform-showcase.paulkinlan-ea.deno.net/features
• GenDN reference: https://gendn.paulkinlan-ea.deno.net/features
• chrome.dev demos search: https://www.google.com/search?q=site%3Achrome.dev+fieldset.elements%20returns%20an%20HTMLCollection%2C%20not%20an%20HTMLFormControlsCollection
• MDN Web Docs: https://developer.mozilla.org/en-US/search?q=fieldset.elements%20returns%20an%20HTMLCollection%2C%20not%20an%20HTMLFormControlsCollection
• Baseline status: https://webstatus.dev/?q=fieldset.elements%20returns%20an%20HTMLCollection%2C%20not%20an%20HTMLFormControlsCollection

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